A.2.4% B.15.0% C.6.8% D.16.8%
A.133% B.122.4% C.121% D.118%
A.帕氏質(zhì)量指數(shù) B.拉氏質(zhì)量指數(shù) C.帕氏數(shù)量指數(shù) D.拉氏數(shù)量指數(shù)